17 Aug
2016
17 Aug
'16
10:28 a.m.
The option key at boot time should bring up a boot menu.
Failing that, control open-apple O F at boot time should get you to open firmware, from there you can type "boot cdrom"
This is all from memory - it's been a while since I worked on a Mac like this. Could be wrong.
It goes right into Debian no matter what I press.